Analysis
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max time kernel
111s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 07:48
General
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Target
0e0a6f67954cafcf2c48f89d59d4caab05fab968c93dea30cbed314cb0bdc3e8N.exe
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Size
202KB
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MD5
dec63ca9325c395a55df28f26fda2860
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SHA1
1f057dd289297ead16765302f6bb2fb7f47dd389
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SHA256
0e0a6f67954cafcf2c48f89d59d4caab05fab968c93dea30cbed314cb0bdc3e8
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SHA512
3556a9223d58fb27e57726c654820fff8f1d92830beda614c897134f82f234bf595d5cfd7f02261478588b9bb584fe08666aabc81ce7c27828a8b4ddbbb31289
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SSDEEP
3072:Q8nh2Hrp3Tlp+soN3BY2ZBHetwcyf1w5DYRZPQaQrhu8ihDNugrBVgc8gbmT2Pcs:hnw9lEs3hhyaubQTkhbrBVL8gbmT2Pcs
Malware Config
Extracted
simda
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dga
gatyfus.com
lyvyxor.com
vojyqem.com
qetyfuv.com
puvyxil.com
gahyqah.com
lyryfyd.com
vocyzit.com
qegyqaq.com
purydyv.com
gacyzuz.com
lygymoj.com
vowydef.com
qexylup.com
pufymoq.com
gaqydeb.com
lyxylux.com
vofymik.com
qeqysag.com
puzylyp.com
gadyniw.com
lymysan.com
volykyc.com
qedynul.com
pumypog.com
galykes.com
lysynur.com
vonypom.com
qekykev.com
pupybul.com
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Simda family
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simda
Simda is an infostealer written in C++.
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Executes dropped EXE 1 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Windows directory 2 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\0e0a6f67954cafcf2c48f89d59d4caab05fab968c93dea30cbed314cb0bdc3e8N.exe"C:\Users\Admin\AppData\Local\Temp\0e0a6f67954cafcf2c48f89d59d4caab05fab968c93dea30cbed314cb0bdc3e8N.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
24KB
MD5bd27ae0a245e340f98b12cc7a1953be5
SHA100d959472f04249d0d021a662f9da779b5d2943f
SHA25601332b9e56a74c1d87cfe096cf40bea614c4704540aba944a9807cf5d2ea9ac8
SHA5129a5045f49e71b1ff9bd8825f9efed3adf8d4094b57fcb4945eeaa5e2d459426c789f95dfd34b04512f5ef1515f374280b5f4500810873409a8c76a6c331b0638
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Filesize
202KB
MD512cc1f1c6316beed5030870a93007cac
SHA1a354650999a15997d52d3edf88f4f581f82cf5f2
SHA256cf65dd207382b131639d572ff00d3104c2e8df01eb6fd0571488f10e3fb22b8d
SHA51234b2844a7a8e24d9a5c73f5f203f072120aad9510defdf203dbc1ee8da23223b6252d9a7c250d8c19d8588c5b61b1494296ccb89705e7f66acb7fba13b97a69b
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
380KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
380KB
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Filesize
728KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
12KB
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Filesize
380KB
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Filesize
12KB
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Filesize
380KB